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TLK 48 B

MICROPROCESSOR-BASED

DIGITAL 

ELECTRONIC CONTROLLER

OPERATING INSTRUCTIONS

Vr. 03 (ENG) - 12/04 - cod.: ISTR 06877

TECNOLOGIC S.p.A.

VIA INDIPENDENZA 56

27029 VIGEVANO (PV) ITALY

TEL.:  +39 0381 69871

FAX: +39 0381 698730

internet : http:\\www.tecnologic.it

e-mail: [email protected]

FOREWORD

This manual contains the information necessary
for the product to be installed correctly and also
instructions for its maintenance and use; we
therefore recommend that the utmost attention
is paid to the following instructions and to save

it.
This document is the exclusive property of TECNOLOGIC
S.p.A. which forbids any reproduction and divulgation , even in
part, of the document, unless expressly authorized. 
TECNOLOGIC S.p.A. reserves the right to make any formal or
functional changes at any moment and without  any notice.
Whenever a failure or a malfunction of the device may cause
dangerous situations for persons, thing or animals, please
remember that the plant has to be equipped with additional
devices which will guarantee safety.
Tecnologic S.p.A. and its legal representatives do not assume
any responsibility for any damage to people, things or animals
deriving from violation, wrong or improper use or in any case
not in compliance with the instrument’s features.

INDEX

INSTRUMENT ORDERING CODE

7.6

MEASUREMENT RANGE TABLE

7.5

FUNCTIONAL DATA

7.4

MECHANICAL DIMENSIONS, PANEL CUT-OUT AND
MOUNTING

7.3

MECHANICAL DATA

7.2

ELECTRICAL DATA

7.1

TECHNICAL DATA

7

GUARANTEE AND REPAIRS

6.3

CLEANING

6.2

ERROR SIGNALLING

6.1

PROBLEMS , MAINTENANCE AND GUARANTEE

6

PROGRAMMABLE PARAMETERS TABLE

5

PARAMETERS CONFIGURATION BY KEY01

4.10

ALARM OUTPUT FUNCTIONS

4.9

REACHING OF SET POINT AT CONTROLLED SPEED

4.8

AUTOTUNING FUNCTION

4.7

DOUBLE ACTION PID CONTROL

4.6

SINGLE ACTION PID CONTROL

4.5

NEUTRAL ZONE ON/OFF CONTROL

4.4

ON/OFF CONTROL

4.3

OUTPUTS CONFIGURATION

4.2

MEASURING AND VISUALIZATION

4.1

FUNCTIONS

4

ELECTRICAL WIRING DIAGRAM

3.4

ELECTRICAL CONNECTIONS

3.3

MECHANICAL MOUNTING

3.2

PERMITTED USE

3.1

INFORMATION ON INSTALLATION AND USE 

3

PARAMETER PROGRAMMING LEVELS

2.3

PARAMETER PROGRAMMING 

2.2

FAST PROGRAMMING OF SET POINT 

2.1

PROGRAMMING

2

FRONT PANEL DESCRIPTION

1.2

GENERAL DESCRIPTION

1.1

INSTRUMENT DESCRIPTION

1

1 - INSTRUMENT DESCRIPTION

1.1 - GENERAL DESCRIPTION

TLK 48 B is a digital microprocessor-based controller, with
ON/OFF, Neutral Zone ON/OFF, PID single action, PID dual action
(direct and reverse) control and with 

AUTOTUNING 

function (FAST

or OSCILLATING type).
The process value is visualized on 4 red displays, while the output

status is indicated by 2 LED displays.
The instrument is equipped with a 3 LED programmable shift

indexes and can have up to 2 outputs: relay type or can drive solid
state relays type (SSR).

Depending on the model required the input accept:

C

: Thermocouples temperature probes (J,K,S and TECNOLOGIC

IRS Infrared sensors), mV signals (0..50/60 mV, 12..60 mV),

Thermoresistances PT100.

E

 : Thermocouples temperature probes (J,K,S and TECNOLOGIC

IRS Infrared sensors), mV signals (0..50/60 mV, 12..60 mV),

Thermistors PTC and NTC.

I

 : normalized analogue signals 0/4..20 mA

V

 : normalized analogue signals 0..1 V, 0/1..5 V, 0/2..10 V

1.2

 - 

FRONT PANEL DESCRIPTION

10

3

4

AT

9

5

ST

8

2

1

TLK 48 B

OUT2

OUT1

-

=

+

6

SET

7

11

TECNOLOGIC spa - TLK 48 B

 

- OPERATING INSTRUCTIONS - Vr. 03 - 12/04 - ISTR 06877 - PAG. 1

Summary of Contents for TLK 48 B

Page 1: ...PROGRAMMABLE PARAMETERS TABLE 5 PARAMETERS CONFIGURATION BY KEY01 4 10 ALARM OUTPUT FUNCTIONS 4 9 REACHING OF SET POINT AT CONTROLLED SPEED 4 8 AUTOTUNING FUNCTION 4 7 DOUBLE ACTION PID CONTROL 4 6 SINGLE ACTION PID CONTROL 4 5 NEUTRAL ZONE ON OFF CONTROL 4 4 ON OFF CONTROL 4 3 OUTPUTS CONFIGURATION 4 2 MEASURING AND VISUALIZATION 4 1 FUNCTIONS 4 ELECTRICAL WIRING DIAGRAM 3 4 ELECTRICAL CONNECTION...

Page 2: ...can contain all the desired parameters see par 2 3 ConF Configuration parameters Menu this contains all the operating parameters and the functioning configuration parameters ATTENTION The instrument is programmed in factory with all the parameters to exception of the Set Point SP1 and the alarm threshold AL1 programmable in the menù ConF to the purpose to prevent wrong accidental programming from ...

Page 3: ...hermore the input cable of the probe has to be kept separate from line voltage wiring If the input cable of the probe is screened it has to be connected to the ground with only one side We recommend that a check should be made that the parameters are those desired and that the application functions correctly before connecting the outputs to the actuators so as to avoid malfunctioning that may caus...

Page 4: ...etrical hysteresis if Cont On FA The control works in the following way in the case of reverse action or heating FunC HEAt it deactivates the output when the process value reaches SP1 HSEt in case of symmetrical hysteresis or SP1 in case of asymmetrical hysteresis and is then activated again when the process value goes below value SP1 HSEt Vice versa in case of direct action or cooling Func CooL i...

Page 5: ...N All the parameters referring to the AUTOTUNING function are contained in the group rEG The AUTO TUNING function FAST or OSCILLATING type permits the calculation of the PID parameters by means of a tuning cycle and at the end of this operation the parameters are stored into the instrument s memory and remain constant during control Both modes calculate the following parameters automatically Pb Pr...

Page 6: ...am on par OAL1 to which output the alarm signal has to be sent The alarm functioning is instead defined by parameters AL1t ALARM TYPE AL1 ALARM THRESHOLD AL1L LOW ALARM THRESHOLD for band alarm OR MINIMUM SET OF AL1 ALARM THRESHOLD for low or high alarm AL1H HIGH ALARM THRESHOLD for band alarm OR MAXIMUM SET OF AL1 ALARM THRESHOLD for low or high alarm HAL1 ALARM HYSTERESIS AL1d ALARM ACTIVATION D...

Page 7: ...less to continue 5 if the les results green press the button placed on the device 6 observe the indication led after having pressed the button the led becomes red and therefore at the end of the data transfer it becomes green 7 now it is possible to disconnect the device For additional info please have a look at the KEY01 instruction manual 5 PROGRAMMABLE PARAMETERS TABLE Here following are descri...

Page 8: ...wer as programmed on par OPE and activates the alarm if the relative parameter AL1i have been programmed yES 6 2 CLEANING We recommend cleaning of the instrument with a slightly wet cloth using water and not abrasive cleaners or solvents which may damage the instrument 6 3 GUARANTEE AND REPAIRS The instrument is under warranty against manufacturing flaws or faulty material that are found within 12...

Page 9: ...6847 7 5 MEASURING RANGE TABLE 0 1370 C 32 2498 F tc K SEnS CrAl 0 1000 C 32 1832 F tc J SEnS J dP 1 2 3 dP 0 INPUT 2 10 V SEnS 2 10 0 10 V SEnS 0 10 1 5 V SEnS 1 5 0 5 V SEnS 0 5 0 1 V SEnS 0 1 12 60 mV SEnS 12 60 0 60 mV SEnS 0 60 0 50 mV SEnS 0 50 4 20 mA SEnS 4 20 199 9 999 9 19 99 99 99 1 999 9 999 1999 9999 0 20 mA SEnS 0 20 50 0 110 0 C 58 0 230 0 F 50 110 C 58 230 F NTC 103 AT2 SEnS ntc 55...

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